04 Aug 2015 --- Lonza has acquired Zelam, a research-focused chemical company based in New Zealand (NZ), which develops and manufactures products for crop protection, specializing in fungicides, insecticides, herbicides, foliar nutrients and additives. Zelam also develops and manufactures products for wood protection. Zelam has facilities based in New Plymouth (NZ) with field research and timber facilities nearby in New Zealand, as well as in Australia and the United States.